PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-1257PC40Spring,helical,compression

L3 Technologies, Inc. · NSN 5360-00-290-4416 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-290-4416 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-290-4416. Primary manufacturer part number: 10-1257PC40.
Features
  • Spring,helical,compression — FSC 5360
  • Spring Free Length: 0.625 INCHES NOMINAL IN
  • Coil Quantity: 5
  • Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN
  • Inside Diameter: 0.2944 INCHES NOMINAL IN
  • Style Designator: CYLINDRICAL
  • Coil Helix Direction: LEFT-HAND
  • Material: COPPER ALLOY 511 OVERALL
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
  • Applications requiring Copper Alloy 511 Overall construction
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-290-4416, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5360-00-290-4416
Primary Part Number10-1257PC40
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
Spring Free Length0.625 INCHES NOMINAL IN
Coil Quantity5
Spring Free Outside Diameter0.375 INCHES NOMINAL IN
Inside Diameter0.2944 INCHES NOMINAL IN
Style DesignatorCYLINDRICAL
Coil Helix DirectionLEFT-HAND
MaterialCOPPER ALLOY 511 OVERALL
End StyleSPRING END,GROUND BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4330-01-118-114299138466 INTERCHANGEABLE
Spindle,bowl
Alfa Laval Inc
4330-01-123-394399138446 INTERCHANGEABLE
Cap,base Cushion
Alfa Laval Inc
4820-01-465-16878717784-80 INTERCHANGEABLE
Valve,gate
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
10-1257PC40 L3 Technologies, Inc. (USA)
A2874 L3 Technologies, Inc. (USA)
10-1232PC96 L3 Technologies, Inc. (USA)
10-1413PC30 L3 Technologies, Inc. (USA)
10-1210PC48 L3 Technologies, Inc. (USA)
10-1242PC27 L3 Technologies, Inc. (USA)
10-1108PC32 L3 Technologies, Inc. (USA)
10-1026FPC60 L3 Technologies, Inc. (USA)
10-996PC40 L3 Technologies, Inc. (USA)
6502-3109196PC81 Naval Ship Systems Command (USA)
10-1243PC47 L3 Technologies, Inc. (USA)
10-1322PC34 L3 Technologies, Inc. (USA)
10-1209PC32 L3 Technologies, Inc. (USA)
10-1011-1PC47 L3 Technologies, Inc. (USA)
6502-3109195PCSYMB0LT1 Naval Ship Systems Command (USA)
A-2874 Zf Industrieantriebe Witten Gmbh (DEU)
10-1206PC48 L3 Technologies, Inc. (USA)
10-1246PC47 L3 Technologies, Inc. (USA)
10-1422PC30 L3 Technologies, Inc. (USA)
10-1205PC20 L3 Technologies, Inc. (USA)
Related Parts
4330-01-118-1142INTERCHANGEABLE
SPINDLE,BOWL
99138466
4330-01-123-3943INTERCHANGEABLE
CAP,BASE CUSHION
99138446
4820-01-465-1687INTERCHANGEABLE
VALVE,GATE
8717784-80

Frequently Asked Questions

What is NSN 5360-00-290-4416?

NSN 5360-00-290-4416 is a Spring,helical,compression, manufactured by L3 Technologies, Inc., classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-290-4416?

NSN 5360-00-290-4416 has 36 cross-referenced part numbers: 10-1257PC40 (L3 Technologies, Inc.), A2874 (L3 Technologies, Inc.), 10-1232PC96 (L3 Technologies, Inc.), 10-1413PC30 (L3 Technologies, Inc.), 10-1210PC48 (L3 Technologies, Inc.) and 31 more.

What NSN replaces 5360-00-290-4416?

There are 3 known substitutes for 5360-00-290-4416: 4330-01-118-1142, 4330-01-123-3943, 4820-01-465-1687. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-1257PC40?

Key specifications for 10-1257PC40: Spring Free Length: 0.625 INCHES NOMINAL IN; Coil Quantity: 5; Spring Free Outside Diameter: 0.375 INCHES NOMINAL IN; Inside Diameter: 0.2944 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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